initialize paraclub-ai-mailer project with core components and configuration

config/config.go

@@ -0,0 +1,60 @@
+package config
+
+import (
+	"os"
+	"time"
+
+	"gopkg.in/yaml.v3"
+)
+
+type Config struct {
+	IMAP    IMAPConfig    `yaml:"imap"`
+	AI      AIConfig      `yaml:"ai"`
+	Context ContextConfig `yaml:"context"`
+	Polling PollingConfig `yaml:"polling"`
+	Logging LoggingConfig `yaml:"logging"`
+}
+
+type IMAPConfig struct {
+	Server    string `yaml:"server"`
+	Port      int    `yaml:"port"`
+	Username  string `yaml:"username"`
+	Password  string `yaml:"password"`
+	MailboxIn string `yaml:"mailbox_in"`
+	DraftBox  string `yaml:"draft_box"`
+	UseTLS    bool   `yaml:"use_tls"`
+}
+
+type AIConfig struct {
+	OpenRouterAPIKey string  `yaml:"openrouter_api_key"`
+	Model            string  `yaml:"model"`
+	Temperature      float32 `yaml:"temperature"`
+	MaxTokens        int     `yaml:"max_tokens"`
+}
+
+type ContextConfig struct {
+	URLs []string `yaml:"urls"`
+}
+
+type PollingConfig struct {
+	Interval time.Duration `yaml:"interval"`
+}
+
+type LoggingConfig struct {
+	Level    string `yaml:"level"`
+	FilePath string `yaml:"file_path"`
+}
+
+func Load(path string) (*Config, error) {
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
+	var config Config
+	if err := yaml.Unmarshal(data, &config); err != nil {
+		return nil, err
+	}
+
+	return &config, nil
+}